* #34826: android: add SDES support and pcre
diff --git a/jni/libpcre/sljit/sljitNativeMIPS_common.c b/jni/libpcre/sljit/sljitNativeMIPS_common.c
new file mode 100644
index 0000000..7fcb6d6
--- /dev/null
+++ b/jni/libpcre/sljit/sljitNativeMIPS_common.c
@@ -0,0 +1,1726 @@
+/*
+ * Stack-less Just-In-Time compiler
+ *
+ * Copyright 2009-2010 Zoltan Herczeg (hzmester@freemail.hu). All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this list of
+ * conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice, this list
+ * of conditions and the following disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+ * SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+SLJIT_API_FUNC_ATTRIBUTE SLJIT_CONST char* sljit_get_platform_name()
+{
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ return "mips-32";
+#else
+#error "mips-64 is not yet supported"
+#endif
+}
+
+/* Latest MIPS architecture. */
+/* Detect SLJIT_MIPS_32_64 */
+
+/* Length of an instruction word
+ Both for mips-32 and mips-64 */
+typedef sljit_ui sljit_ins;
+
+#define TMP_REG1 (SLJIT_NO_REGISTERS + 1)
+#define TMP_REG2 (SLJIT_NO_REGISTERS + 2)
+#define TMP_REG3 (SLJIT_NO_REGISTERS + 3)
+#define REAL_STACK_PTR (SLJIT_NO_REGISTERS + 4)
+
+/* For position independent code, t9 must contain the function address. */
+#define PIC_ADDR_REG TMP_REG2
+
+/* TMP_EREG1 is used mainly for literal encoding on 64 bit. */
+#define TMP_EREG1 15
+#define TMP_EREG2 24
+/* Floating point status register. */
+#define FCSR_REG 31
+/* Return address register. */
+#define RETURN_ADDR_REG 31
+
+/* Flags are keept in volatile registers. */
+#define EQUAL_FLAG 7
+/* And carry flag as well. */
+#define ULESS_FLAG 10
+#define UGREATER_FLAG 11
+#define LESS_FLAG 12
+#define GREATER_FLAG 13
+#define OVERFLOW_FLAG 14
+
+#define TMP_FREG1 (SLJIT_FLOAT_REG4 + 1)
+#define TMP_FREG2 (SLJIT_FLOAT_REG4 + 2)
+
+/* --------------------------------------------------------------------- */
+/* Instrucion forms */
+/* --------------------------------------------------------------------- */
+
+#define S(s) (reg_map[s] << 21)
+#define T(t) (reg_map[t] << 16)
+#define D(d) (reg_map[d] << 11)
+/* Absolute registers. */
+#define SA(s) ((s) << 21)
+#define TA(t) ((t) << 16)
+#define DA(d) ((d) << 11)
+#define FT(t) ((t) << (16 + 1))
+#define FS(s) ((s) << (11 + 1))
+#define FD(d) ((d) << (6 + 1))
+#define IMM(imm) ((imm) & 0xffff)
+#define SH_IMM(imm) ((imm & 0x1f) << 6)
+
+#define DR(dr) (reg_map[dr])
+#define HI(opcode) ((opcode) << 26)
+#define LO(opcode) (opcode)
+#define FMT_D (17 << 21)
+
+#define ABS_D (HI(17) | FMT_D | LO(5))
+#define ADD_D (HI(17) | FMT_D | LO(0))
+#define ADDU (HI(0) | LO(33))
+#define ADDIU (HI(9))
+#define AND (HI(0) | LO(36))
+#define ANDI (HI(12))
+#define B (HI(4))
+#define BAL (HI(1) | (17 << 16))
+#define BC1F (HI(17) | (8 << 21))
+#define BC1T (HI(17) | (8 << 21) | (1 << 16))
+#define BEQ (HI(4))
+#define BGEZ (HI(1) | (1 << 16))
+#define BGTZ (HI(7))
+#define BLEZ (HI(6))
+#define BLTZ (HI(1) | (0 << 16))
+#define BNE (HI(5))
+#define BREAK (HI(0) | LO(13))
+#define C_UN_D (HI(17) | FMT_D | LO(49))
+#define C_UEQ_D (HI(17) | FMT_D | LO(51))
+#define C_ULT_D (HI(17) | FMT_D | LO(53))
+#define DIV_D (HI(17) | FMT_D | LO(3))
+#define J (HI(2))
+#define JAL (HI(3))
+#define JALR (HI(0) | LO(9))
+#define JR (HI(0) | LO(8))
+#define LD (HI(55))
+#define LDC1 (HI(53))
+#define LUI (HI(15))
+#define LW (HI(35))
+#define NEG_D (HI(17) | FMT_D | LO(7))
+#define MFHI (HI(0) | LO(16))
+#define MFLO (HI(0) | LO(18))
+#define MOV_D (HI(17) | FMT_D | LO(6))
+#define CFC1 (HI(17) | (2 << 21))
+#define MOVN (HI(0) | LO(11))
+#define MOVZ (HI(0) | LO(10))
+#define MUL_D (HI(17) | FMT_D | LO(2))
+#define MULT (HI(0) | LO(24))
+#define NOP (HI(0) | LO(0))
+#define NOR (HI(0) | LO(39))
+#define OR (HI(0) | LO(37))
+#define ORI (HI(13))
+#define SD (HI(63))
+#define SDC1 (HI(61))
+#define SLT (HI(0) | LO(42))
+#define SLTI (HI(10))
+#define SLTIU (HI(11))
+#define SLTU (HI(0) | LO(43))
+#define SLL (HI(0) | LO(0))
+#define SLLV (HI(0) | LO(4))
+#define SRL (HI(0) | LO(2))
+#define SRLV (HI(0) | LO(6))
+#define SRA (HI(0) | LO(3))
+#define SRAV (HI(0) | LO(7))
+#define SUB_D (HI(17) | FMT_D | LO(1))
+#define SUBU (HI(0) | LO(35))
+#define SW (HI(43))
+#define XOR (HI(0) | LO(38))
+#define XORI (HI(14))
+
+#if (defined SLJIT_MIPS_32_64 && SLJIT_MIPS_32_64)
+#define CLZ (HI(28) | LO(32))
+#define MUL (HI(28) | LO(2))
+#define SEB (HI(31) | (16 << 6) | LO(32))
+#define SEH (HI(31) | (24 << 6) | LO(32))
+#endif
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#define ADDU_W ADDU
+#define ADDIU_W ADDIU
+#define SLL_W SLL
+#define SUBU_W SUBU
+#else
+#define ADDU_W DADDU
+#define ADDIU_W DADDIU
+#define SLL_W DSLL
+#define SUBU_W DSUBU
+#endif
+
+#define SIMM_MAX (0x7fff)
+#define SIMM_MIN (-0x8000)
+#define UIMM_MAX (0xffff)
+
+static SLJIT_CONST sljit_ub reg_map[SLJIT_NO_REGISTERS + 6] = {
+ 0, 2, 5, 6, 3, 8, 17, 18, 19, 20, 21, 16, 4, 25, 9, 29
+};
+
+/* dest_reg is the absolute name of the register
+ Useful for reordering instructions in the delay slot. */
+static int push_inst(struct sljit_compiler *compiler, sljit_ins ins, int delay_slot)
+{
+ sljit_ins *ptr = (sljit_ins*)ensure_buf(compiler, sizeof(sljit_ins));
+ FAIL_IF(!ptr);
+ *ptr = ins;
+ compiler->size++;
+ compiler->delay_slot = delay_slot;
+ return SLJIT_SUCCESS;
+}
+
+static SLJIT_INLINE sljit_ins invert_branch(int flags)
+{
+ return (flags & IS_BIT26_COND) ? (1 << 26) : (1 << 16);
+}
+
+static SLJIT_INLINE sljit_ins* optimize_jump(struct sljit_jump *jump, sljit_ins *code_ptr, sljit_ins *code)
+{
+ sljit_w diff;
+ sljit_uw target_addr;
+ sljit_ins *inst;
+ sljit_ins saved_inst;
+
+ if (jump->flags & SLJIT_REWRITABLE_JUMP)
+ return code_ptr;
+
+ if (jump->flags & JUMP_ADDR)
+ target_addr = jump->u.target;
+ else {
+ SLJIT_ASSERT(jump->flags & JUMP_LABEL);
+ target_addr = (sljit_uw)(code + jump->u.label->size);
+ }
+ inst = (sljit_ins*)jump->addr;
+ if (jump->flags & IS_COND)
+ inst--;
+
+ /* B instructions. */
+ if (jump->flags & IS_MOVABLE) {
+ diff = ((sljit_w)target_addr - (sljit_w)(inst)) >> 2;
+ if (diff <= SIMM_MAX && diff >= SIMM_MIN) {
+ jump->flags |= PATCH_B;
+
+ if (!(jump->flags & IS_COND)) {
+ inst[0] = inst[-1];
+ inst[-1] = (jump->flags & IS_JAL) ? BAL : B;
+ jump->addr -= sizeof(sljit_ins);
+ return inst;
+ }
+ saved_inst = inst[0];
+ inst[0] = inst[-1];
+ inst[-1] = saved_inst ^ invert_branch(jump->flags);
+ jump->addr -= 2 * sizeof(sljit_ins);
+ return inst;
+ }
+ }
+
+ diff = ((sljit_w)target_addr - (sljit_w)(inst + 1)) >> 2;
+ if (diff <= SIMM_MAX && diff >= SIMM_MIN) {
+ jump->flags |= PATCH_B;
+
+ if (!(jump->flags & IS_COND)) {
+ inst[0] = (jump->flags & IS_JAL) ? BAL : B;
+ inst[1] = NOP;
+ return inst + 1;
+ }
+ inst[0] = inst[0] ^ invert_branch(jump->flags);
+ inst[1] = NOP;
+ jump->addr -= sizeof(sljit_ins);
+ return inst + 1;
+ }
+
+ if (jump->flags & IS_COND) {
+ if ((target_addr & ~0xfffffff) == ((jump->addr + 3 * sizeof(sljit_ins)) & ~0xfffffff)) {
+ jump->flags |= PATCH_J;
+ inst[0] = (inst[0] & 0xffff0000) | 3;
+ inst[1] = NOP;
+ inst[2] = J;
+ inst[3] = NOP;
+ jump->addr += sizeof(sljit_ins);
+ return inst + 3;
+ }
+ return code_ptr;
+ }
+
+ /* J instuctions. */
+ if (jump->flags & IS_MOVABLE) {
+ if ((target_addr & ~0xfffffff) == (jump->addr & ~0xfffffff)) {
+ jump->flags |= PATCH_J;
+ inst[0] = inst[-1];
+ inst[-1] = (jump->flags & IS_JAL) ? JAL : J;
+ jump->addr -= sizeof(sljit_ins);
+ return inst;
+ }
+ }
+
+ if ((target_addr & ~0xfffffff) == ((jump->addr + sizeof(sljit_ins)) & ~0xfffffff)) {
+ jump->flags |= PATCH_J;
+ inst[0] = (jump->flags & IS_JAL) ? JAL : J;
+ inst[1] = NOP;
+ return inst + 1;
+ }
+
+ return code_ptr;
+}
+
+#ifdef __GNUC__
+static __attribute__ ((noinline)) void sljit_cache_flush(void* code, void* code_ptr)
+{
+ SLJIT_CACHE_FLUSH(code, code_ptr);
+}
+#endif
+
+SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler)
+{
+ struct sljit_memory_fragment *buf;
+ sljit_ins *code;
+ sljit_ins *code_ptr;
+ sljit_ins *buf_ptr;
+ sljit_ins *buf_end;
+ sljit_uw word_count;
+ sljit_uw addr;
+
+ struct sljit_label *label;
+ struct sljit_jump *jump;
+ struct sljit_const *const_;
+
+ CHECK_ERROR_PTR();
+ check_sljit_generate_code(compiler);
+ reverse_buf(compiler);
+
+ code = (sljit_ins*)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins));
+ PTR_FAIL_WITH_EXEC_IF(code);
+ buf = compiler->buf;
+
+ code_ptr = code;
+ word_count = 0;
+ label = compiler->labels;
+ jump = compiler->jumps;
+ const_ = compiler->consts;
+ do {
+ buf_ptr = (sljit_ins*)buf->memory;
+ buf_end = buf_ptr + (buf->used_size >> 2);
+ do {
+ *code_ptr = *buf_ptr++;
+ SLJIT_ASSERT(!label || label->size >= word_count);
+ SLJIT_ASSERT(!jump || jump->addr >= word_count);
+ SLJIT_ASSERT(!const_ || const_->addr >= word_count);
+ /* These structures are ordered by their address. */
+ if (label && label->size == word_count) {
+ /* Just recording the address. */
+ label->addr = (sljit_uw)code_ptr;
+ label->size = code_ptr - code;
+ label = label->next;
+ }
+ if (jump && jump->addr == word_count) {
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ jump->addr = (sljit_uw)(code_ptr - 3);
+#else
+ jump->addr = (sljit_uw)(code_ptr - 6);
+#endif
+ code_ptr = optimize_jump(jump, code_ptr, code);
+ jump = jump->next;
+ }
+ if (const_ && const_->addr == word_count) {
+ /* Just recording the address. */
+ const_->addr = (sljit_uw)code_ptr;
+ const_ = const_->next;
+ }
+ code_ptr ++;
+ word_count ++;
+ } while (buf_ptr < buf_end);
+
+ buf = buf->next;
+ } while (buf);
+
+ if (label && label->size == word_count) {
+ label->addr = (sljit_uw)code_ptr;
+ label->size = code_ptr - code;
+ label = label->next;
+ }
+
+ SLJIT_ASSERT(!label);
+ SLJIT_ASSERT(!jump);
+ SLJIT_ASSERT(!const_);
+ SLJIT_ASSERT(code_ptr - code <= (int)compiler->size);
+
+ jump = compiler->jumps;
+ while (jump) {
+ do {
+ addr = (jump->flags & JUMP_LABEL) ? jump->u.label->addr : jump->u.target;
+ buf_ptr = (sljit_ins*)jump->addr;
+
+ if (jump->flags & PATCH_B) {
+ addr = (sljit_w)(addr - (jump->addr + sizeof(sljit_ins))) >> 2;
+ SLJIT_ASSERT((sljit_w)addr <= SIMM_MAX && (sljit_w)addr >= SIMM_MIN);
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | (addr & 0xffff);
+ break;
+ }
+ if (jump->flags & PATCH_J) {
+ SLJIT_ASSERT((addr & ~0xfffffff) == ((jump->addr + sizeof(sljit_ins)) & ~0xfffffff));
+ buf_ptr[0] |= (addr >> 2) & 0x03ffffff;
+ break;
+ }
+
+ /* Set the fields of immediate loads. */
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 16) & 0xffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | (addr & 0xffff);
+#else
+ buf_ptr[0] = (buf_ptr[0] & 0xffff0000) | ((addr >> 48) & 0xffff);
+ buf_ptr[1] = (buf_ptr[1] & 0xffff0000) | ((addr >> 32) & 0xffff);
+ buf_ptr[3] = (buf_ptr[3] & 0xffff0000) | ((addr >> 16) & 0xffff);
+ buf_ptr[4] = (buf_ptr[4] & 0xffff0000) | (addr & 0xffff);
+#endif
+ } while (0);
+ jump = jump->next;
+ }
+
+ compiler->error = SLJIT_ERR_COMPILED;
+ compiler->executable_size = compiler->size * sizeof(sljit_ins);
+#ifndef __GNUC__
+ SLJIT_CACHE_FLUSH(code, code_ptr);
+#else
+ /* GCC workaround for invalid code generation with -O2. */
+ sljit_cache_flush(code, code_ptr);
+#endif
+ return code;
+}
+
+/* Creates an index in data_transfer_insts array. */
+#define WORD_DATA 0x00
+#define BYTE_DATA 0x01
+#define HALF_DATA 0x02
+#define INT_DATA 0x03
+#define SIGNED_DATA 0x04
+#define LOAD_DATA 0x08
+
+#define MEM_MASK 0x0f
+
+#define WRITE_BACK 0x00010
+#define ARG_TEST 0x00020
+#define CUMULATIVE_OP 0x00040
+#define LOGICAL_OP 0x00080
+#define IMM_OP 0x00100
+#define SRC2_IMM 0x00200
+
+#define UNUSED_DEST 0x00400
+#define REG_DEST 0x00800
+#define REG1_SOURCE 0x01000
+#define REG2_SOURCE 0x02000
+#define SLOW_SRC1 0x04000
+#define SLOW_SRC2 0x08000
+#define SLOW_DEST 0x10000
+
+/* Only these flags are set. UNUSED_DEST is not set when no flags should be set. */
+#define CHECK_FLAGS(list) \
+ (!(flags & UNUSED_DEST) || (op & GET_FLAGS(~(list))))
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#include "sljitNativeMIPS_32.c"
+#else
+#include "sljitNativeMIPS_64.c"
+#endif
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#define STACK_STORE SW
+#define STACK_LOAD LW
+#else
+#define STACK_STORE SD
+#define STACK_LOAD LD
+#endif
+
+static int emit_op(struct sljit_compiler *compiler, int op, int inp_flags,
+ int dst, sljit_w dstw,
+ int src1, sljit_w src1w,
+ int src2, sljit_w src2w);
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_enter(struct sljit_compiler *compiler, int args, int temporaries, int generals, int local_size)
+{
+ sljit_ins base;
+
+ CHECK_ERROR();
+ check_sljit_emit_enter(compiler, args, temporaries, generals, local_size);
+
+ compiler->temporaries = temporaries;
+ compiler->generals = generals;
+
+ compiler->has_locals = local_size > 0;
+ local_size += (generals + 2 + 4) * sizeof(sljit_w);
+ local_size = (local_size + 15) & ~0xf;
+ compiler->local_size = local_size;
+
+ if (local_size <= SIMM_MAX) {
+ /* Frequent case. */
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(REAL_STACK_PTR) | T(REAL_STACK_PTR) | IMM(-local_size), DR(REAL_STACK_PTR)));
+ base = S(REAL_STACK_PTR);
+ }
+ else {
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG1), local_size));
+ FAIL_IF(push_inst(compiler, ADDU_W | S(REAL_STACK_PTR) | TA(0) | D(TMP_REG2), DR(TMP_REG2)));
+ FAIL_IF(push_inst(compiler, SUBU_W | S(REAL_STACK_PTR) | T(TMP_REG1) | D(REAL_STACK_PTR), DR(REAL_STACK_PTR)));
+ base = S(TMP_REG2);
+ local_size = 0;
+ }
+
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | TA(RETURN_ADDR_REG) | IMM(local_size - 1 * (int)sizeof(sljit_w)), MOVABLE_INS));
+ if (compiler->has_locals)
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | T(SLJIT_LOCALS_REG) | IMM(local_size - 2 * (int)sizeof(sljit_w)), MOVABLE_INS));
+ if (generals >= 1)
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | T(SLJIT_GENERAL_REG1) | IMM(local_size - 3 * (int)sizeof(sljit_w)), MOVABLE_INS));
+ if (generals >= 2)
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | T(SLJIT_GENERAL_REG2) | IMM(local_size - 4 * (int)sizeof(sljit_w)), MOVABLE_INS));
+ if (generals >= 3)
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | T(SLJIT_GENERAL_REG3) | IMM(local_size - 5 * (int)sizeof(sljit_w)), MOVABLE_INS));
+ if (generals >= 4)
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | T(SLJIT_GENERAL_EREG1) | IMM(local_size - 6 * (int)sizeof(sljit_w)), MOVABLE_INS));
+ if (generals >= 5)
+ FAIL_IF(push_inst(compiler, STACK_STORE | base | T(SLJIT_GENERAL_EREG2) | IMM(local_size - 7 * (int)sizeof(sljit_w)), MOVABLE_INS));
+
+ if (compiler->has_locals)
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(REAL_STACK_PTR) | T(SLJIT_LOCALS_REG) | IMM(4 * sizeof(sljit_w)), DR(SLJIT_LOCALS_REG)));
+
+ if (args >= 1)
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(4) | TA(0) | D(SLJIT_GENERAL_REG1), DR(SLJIT_GENERAL_REG1)));
+ if (args >= 2)
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(5) | TA(0) | D(SLJIT_GENERAL_REG2), DR(SLJIT_GENERAL_REG2)));
+ if (args >= 3)
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(6) | TA(0) | D(SLJIT_GENERAL_REG3), DR(SLJIT_GENERAL_REG3)));
+
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE void sljit_fake_enter(struct sljit_compiler *compiler, int args, int temporaries, int generals, int local_size)
+{
+ CHECK_ERROR_VOID();
+ check_sljit_fake_enter(compiler, args, temporaries, generals, local_size);
+
+ compiler->temporaries = temporaries;
+ compiler->generals = generals;
+
+ compiler->has_locals = local_size > 0;
+ local_size += (generals + 2 + 4) * sizeof(sljit_w);
+ compiler->local_size = (local_size + 15) & ~0xf;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_return(struct sljit_compiler *compiler, int src, sljit_w srcw)
+{
+ int local_size;
+ sljit_ins base;
+
+ CHECK_ERROR();
+ check_sljit_emit_return(compiler, src, srcw);
+
+ local_size = compiler->local_size;
+
+ if (src != SLJIT_UNUSED && src != SLJIT_RETURN_REG)
+ FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, SLJIT_RETURN_REG, 0, TMP_REG1, 0, src, srcw));
+
+ if (local_size <= SIMM_MAX)
+ base = S(REAL_STACK_PTR);
+ else {
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG1), local_size));
+ FAIL_IF(push_inst(compiler, ADDU_W | S(REAL_STACK_PTR) | T(TMP_REG1) | D(TMP_REG1), DR(TMP_REG1)));
+ base = S(TMP_REG1);
+ local_size = 0;
+ }
+
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | TA(RETURN_ADDR_REG) | IMM(local_size - 1 * (int)sizeof(sljit_w)), RETURN_ADDR_REG));
+ if (compiler->generals >= 5)
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | T(SLJIT_GENERAL_EREG2) | IMM(local_size - 7 * (int)sizeof(sljit_w)), DR(SLJIT_GENERAL_EREG2)));
+ if (compiler->generals >= 4)
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | T(SLJIT_GENERAL_EREG1) | IMM(local_size - 6 * (int)sizeof(sljit_w)), DR(SLJIT_GENERAL_EREG1)));
+ if (compiler->generals >= 3)
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | T(SLJIT_GENERAL_REG3) | IMM(local_size - 5 * (int)sizeof(sljit_w)), DR(SLJIT_GENERAL_REG3)));
+ if (compiler->generals >= 2)
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | T(SLJIT_GENERAL_REG2) | IMM(local_size - 4 * (int)sizeof(sljit_w)), DR(SLJIT_GENERAL_REG2)));
+ if (compiler->generals >= 1)
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | T(SLJIT_GENERAL_REG1) | IMM(local_size - 3 * (int)sizeof(sljit_w)), DR(SLJIT_GENERAL_REG1)));
+ if (compiler->has_locals)
+ FAIL_IF(push_inst(compiler, STACK_LOAD | base | T(SLJIT_LOCALS_REG) | IMM(local_size - 2 * (int)sizeof(sljit_w)), DR(SLJIT_LOCALS_REG)));
+
+ FAIL_IF(push_inst(compiler, JR | SA(RETURN_ADDR_REG), UNMOVABLE_INS));
+ if (compiler->local_size <= SIMM_MAX)
+ return push_inst(compiler, ADDIU_W | S(REAL_STACK_PTR) | T(REAL_STACK_PTR) | IMM(compiler->local_size), UNMOVABLE_INS);
+ else
+ return push_inst(compiler, ADDU_W | S(TMP_REG1) | TA(0) | D(REAL_STACK_PTR), UNMOVABLE_INS);
+}
+
+#undef STACK_STORE
+#undef STACK_LOAD
+
+/* --------------------------------------------------------------------- */
+/* Operators */
+/* --------------------------------------------------------------------- */
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#define ARCH_DEPEND(a, b) a
+#else
+#define ARCH_DEPEND(a, b) b
+#endif
+
+static SLJIT_CONST sljit_ins data_transfer_insts[16] = {
+/* s u w */ ARCH_DEPEND(HI(43) /* sw */, HI(63) /* sd */),
+/* s u b */ HI(40) /* sb */,
+/* s u h */ HI(41) /* sh*/,
+/* s u i */ HI(43) /* sw */,
+
+/* s s w */ ARCH_DEPEND(HI(43) /* sw */, HI(63) /* sd */),
+/* s s b */ HI(40) /* sb */,
+/* s s h */ HI(41) /* sh*/,
+/* s s i */ HI(43) /* sw */,
+
+/* l u w */ ARCH_DEPEND(HI(35) /* lw */, HI(55) /* ld */),
+/* l u b */ HI(36) /* lbu */,
+/* l u h */ HI(37) /* lhu */,
+/* l u i */ ARCH_DEPEND(HI(35) /* lw */, HI(39) /* lwu */),
+
+/* l s w */ ARCH_DEPEND(HI(35) /* lw */, HI(55) /* ld */),
+/* l s b */ HI(32) /* lb */,
+/* l s h */ HI(33) /* lh */,
+/* l s i */ HI(35) /* lw */,
+};
+
+/* reg_ar is an absoulute register! */
+
+/* Can perform an operation using at most 1 instruction. */
+static int getput_arg_fast(struct sljit_compiler *compiler, int flags, int reg_ar, int arg, sljit_w argw)
+{
+ SLJIT_ASSERT(arg & SLJIT_MEM);
+
+ if (!(flags & WRITE_BACK) && !(arg & 0xf0) && argw <= SIMM_MAX && argw >= SIMM_MIN) {
+ /* Works for both absoulte and relative addresses. */
+ if (SLJIT_UNLIKELY(flags & ARG_TEST))
+ return 1;
+ FAIL_IF(push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(arg & 0xf) | TA(reg_ar) | IMM(argw), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS));
+ return -1;
+ }
+ return (flags & ARG_TEST) ? SLJIT_SUCCESS : 0;
+}
+
+/* See getput_arg below.
+ Note: can_cache is called only for binary operators. Those
+ operators always uses word arguments without write back. */
+static int can_cache(int arg, sljit_w argw, int next_arg, sljit_w next_argw)
+{
+ if (!(next_arg & SLJIT_MEM))
+ return 0;
+
+ /* Simple operation except for updates. */
+ if (arg & 0xf0) {
+ argw &= 0x3;
+ next_argw &= 0x3;
+ if (argw && argw == next_argw && (arg == next_arg || (arg & 0xf0) == (next_arg & 0xf0)))
+ return 1;
+ return 0;
+ }
+
+ if (arg == next_arg) {
+ if (((sljit_uw)(next_argw - argw) <= SIMM_MAX && (sljit_uw)(next_argw - argw) >= SIMM_MIN))
+ return 1;
+ return 0;
+ }
+
+ return 0;
+}
+
+/* Emit the necessary instructions. See can_cache above. */
+static int getput_arg(struct sljit_compiler *compiler, int flags, int reg_ar, int arg, sljit_w argw, int next_arg, sljit_w next_argw)
+{
+ int tmp_ar;
+ int base;
+
+ SLJIT_ASSERT(arg & SLJIT_MEM);
+ if (!(next_arg & SLJIT_MEM)) {
+ next_arg = 0;
+ next_argw = 0;
+ }
+
+ tmp_ar = (flags & LOAD_DATA) ? reg_ar : DR(TMP_REG3);
+ base = arg & 0xf;
+
+ if (SLJIT_UNLIKELY(arg & 0xf0)) {
+ argw &= 0x3;
+ if ((flags & WRITE_BACK) && reg_ar == DR(base)) {
+ SLJIT_ASSERT(!(flags & LOAD_DATA) && DR(TMP_REG1) != reg_ar);
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(reg_ar) | TA(0) | D(TMP_REG1), DR(TMP_REG1)));
+ reg_ar = DR(TMP_REG1);
+ }
+
+ /* Using the cache. */
+ if (argw == compiler->cache_argw) {
+ if (!(flags & WRITE_BACK)) {
+ if (arg == compiler->cache_arg)
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ if ((SLJIT_MEM | (arg & 0xf0)) == compiler->cache_arg) {
+ if (arg == next_arg && argw == (next_argw & 0x3)) {
+ compiler->cache_arg = arg;
+ compiler->cache_argw = argw;
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(TMP_REG3) | D(TMP_REG3), DR(TMP_REG3)));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ }
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(TMP_REG3) | DA(tmp_ar), tmp_ar));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | SA(tmp_ar) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ }
+ }
+ else {
+ if ((SLJIT_MEM | (arg & 0xf0)) == compiler->cache_arg) {
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(TMP_REG3) | D(base), DR(base)));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(base) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ }
+ }
+ }
+
+ if (SLJIT_UNLIKELY(argw)) {
+ compiler->cache_arg = SLJIT_MEM | (arg & 0xf0);
+ compiler->cache_argw = argw;
+ FAIL_IF(push_inst(compiler, SLL_W | T((arg >> 4) & 0xf) | D(TMP_REG3) | SH_IMM(argw), DR(TMP_REG3)));
+ }
+
+ if (!(flags & WRITE_BACK)) {
+ if (arg == next_arg && argw == (next_argw & 0x3)) {
+ compiler->cache_arg = arg;
+ compiler->cache_argw = argw;
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(!argw ? ((arg >> 4) & 0xf) : TMP_REG3) | D(TMP_REG3), DR(TMP_REG3)));
+ tmp_ar = DR(TMP_REG3);
+ }
+ else
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(!argw ? ((arg >> 4) & 0xf) : TMP_REG3) | DA(tmp_ar), tmp_ar));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | SA(tmp_ar) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ }
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(!argw ? ((arg >> 4) & 0xf) : TMP_REG3) | D(base), DR(base)));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(base) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ }
+
+ if (SLJIT_UNLIKELY(flags & WRITE_BACK) && base) {
+ /* Update only applies if a base register exists. */
+ if (reg_ar == DR(base)) {
+ SLJIT_ASSERT(!(flags & LOAD_DATA) && DR(TMP_REG1) != reg_ar);
+ if (argw <= SIMM_MAX && argw >= SIMM_MIN) {
+ FAIL_IF(push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(base) | TA(reg_ar) | IMM(argw), MOVABLE_INS));
+ if (argw)
+ return push_inst(compiler, ADDIU_W | S(base) | T(base) | IMM(argw), DR(base));
+ return SLJIT_SUCCESS;
+ }
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(reg_ar) | TA(0) | D(TMP_REG1), DR(TMP_REG1)));
+ reg_ar = DR(TMP_REG1);
+ }
+
+ if (argw <= SIMM_MAX && argw >= SIMM_MIN) {
+ if (argw)
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(base) | T(base) | IMM(argw), DR(base)));
+ }
+ else {
+ if (compiler->cache_arg == SLJIT_MEM && argw - compiler->cache_argw <= SIMM_MAX && argw - compiler->cache_argw >= SIMM_MIN) {
+ if (argw != compiler->cache_argw) {
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(TMP_REG3) | T(TMP_REG3) | IMM(argw - compiler->cache_argw), DR(TMP_REG3)));
+ compiler->cache_argw = argw;
+ }
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(TMP_REG3) | D(base), DR(base)));
+ }
+ else {
+ compiler->cache_arg = SLJIT_MEM;
+ compiler->cache_argw = argw;
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG3), argw));
+ FAIL_IF(push_inst(compiler, ADDU_W | S(base) | T(TMP_REG3) | D(base), DR(base)));
+ }
+ }
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(base) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ }
+
+ if (compiler->cache_arg == arg && argw - compiler->cache_argw <= SIMM_MAX && argw - compiler->cache_argw >= SIMM_MIN) {
+ if (argw != compiler->cache_argw) {
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(TMP_REG3) | T(TMP_REG3) | IMM(argw - compiler->cache_argw), DR(TMP_REG3)));
+ compiler->cache_argw = argw;
+ }
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ }
+
+ if (compiler->cache_arg == SLJIT_MEM && argw - compiler->cache_argw <= SIMM_MAX && argw - compiler->cache_argw >= SIMM_MIN) {
+ if (argw != compiler->cache_argw)
+ FAIL_IF(push_inst(compiler, ADDIU_W | S(TMP_REG3) | T(TMP_REG3) | IMM(argw - compiler->cache_argw), DR(TMP_REG3)));
+ }
+ else {
+ compiler->cache_arg = SLJIT_MEM;
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG3), argw));
+ }
+ compiler->cache_argw = argw;
+
+ if (!base)
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+
+ if (arg == next_arg && next_argw - argw <= SIMM_MAX && next_argw - argw >= SIMM_MIN) {
+ compiler->cache_arg = arg;
+ FAIL_IF(push_inst(compiler, ADDU_W | S(TMP_REG3) | T(base) | D(TMP_REG3), DR(TMP_REG3)));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | S(TMP_REG3) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+ }
+
+ FAIL_IF(push_inst(compiler, ADDU_W | S(TMP_REG3) | T(base) | DA(tmp_ar), tmp_ar));
+ return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | SA(tmp_ar) | TA(reg_ar), (flags & LOAD_DATA) ? reg_ar : MOVABLE_INS);
+}
+
+static SLJIT_INLINE int emit_op_mem(struct sljit_compiler *compiler, int flags, int reg_ar, int arg, sljit_w argw)
+{
+ if (getput_arg_fast(compiler, flags, reg_ar, arg, argw))
+ return compiler->error;
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+ return getput_arg(compiler, flags, reg_ar, arg, argw, 0, 0);
+}
+
+static int emit_op(struct sljit_compiler *compiler, int op, int flags,
+ int dst, sljit_w dstw,
+ int src1, sljit_w src1w,
+ int src2, sljit_w src2w)
+{
+ /* arg1 goes to TMP_REG1 or src reg
+ arg2 goes to TMP_REG2, imm or src reg
+ TMP_REG3 can be used for caching
+ result goes to TMP_REG2, so put result can use TMP_REG1 and TMP_REG3. */
+ int dst_r = TMP_REG2;
+ int src1_r;
+ sljit_w src2_r = 0;
+ int sugg_src2_r = TMP_REG2;
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+
+ if (dst >= SLJIT_TEMPORARY_REG1 && dst <= TMP_REG3) {
+ dst_r = dst;
+ flags |= REG_DEST;
+ if (GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_MOVU_SI)
+ sugg_src2_r = dst_r;
+ }
+ else if (dst == SLJIT_UNUSED) {
+ if (op >= SLJIT_MOV && op <= SLJIT_MOVU_SI && !(src2 & SLJIT_MEM))
+ return SLJIT_SUCCESS;
+ if (GET_FLAGS(op))
+ flags |= UNUSED_DEST;
+ }
+ else if ((dst & SLJIT_MEM) && !getput_arg_fast(compiler, flags | ARG_TEST, DR(TMP_REG1), dst, dstw))
+ flags |= SLOW_DEST;
+
+ if (flags & IMM_OP) {
+ if ((src2 & SLJIT_IMM) && src2w) {
+ if ((!(flags & LOGICAL_OP) && (src2w <= SIMM_MAX && src2w >= SIMM_MIN))
+ || ((flags & LOGICAL_OP) && !(src2w & ~UIMM_MAX))) {
+ flags |= SRC2_IMM;
+ src2_r = src2w;
+ }
+ }
+ if ((src1 & SLJIT_IMM) && src1w && (flags & CUMULATIVE_OP) && !(flags & SRC2_IMM)) {
+ if ((!(flags & LOGICAL_OP) && (src1w <= SIMM_MAX && src1w >= SIMM_MIN))
+ || ((flags & LOGICAL_OP) && !(src1w & ~UIMM_MAX))) {
+ flags |= SRC2_IMM;
+ src2_r = src1w;
+
+ /* And swap arguments. */
+ src1 = src2;
+ src1w = src2w;
+ src2 = SLJIT_IMM;
+ /* src2w = src2_r unneeded. */
+ }
+ }
+ }
+
+ /* Source 1. */
+ if (src1 >= SLJIT_TEMPORARY_REG1 && src1 <= TMP_REG3) {
+ src1_r = src1;
+ flags |= REG1_SOURCE;
+ }
+ else if (src1 & SLJIT_IMM) {
+ if (src1w) {
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG1), src1w));
+ src1_r = TMP_REG1;
+ }
+ else
+ src1_r = 0;
+ }
+ else {
+ if (getput_arg_fast(compiler, flags | LOAD_DATA, DR(TMP_REG1), src1, src1w))
+ FAIL_IF(compiler->error);
+ else
+ flags |= SLOW_SRC1;
+ src1_r = TMP_REG1;
+ }
+
+ /* Source 2. */
+ if (src2 >= SLJIT_TEMPORARY_REG1 && src2 <= TMP_REG3) {
+ src2_r = src2;
+ flags |= REG2_SOURCE;
+ if (!(flags & REG_DEST) && GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_MOVU_SI)
+ dst_r = src2_r;
+ }
+ else if (src2 & SLJIT_IMM) {
+ if (!(flags & SRC2_IMM)) {
+ if (src2w || (GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_MOVU_SI)) {
+ FAIL_IF(load_immediate(compiler, DR(sugg_src2_r), src2w));
+ src2_r = sugg_src2_r;
+ }
+ else
+ src2_r = 0;
+ }
+ }
+ else {
+ if (getput_arg_fast(compiler, flags | LOAD_DATA, DR(sugg_src2_r), src2, src2w))
+ FAIL_IF(compiler->error);
+ else
+ flags |= SLOW_SRC2;
+ src2_r = sugg_src2_r;
+ }
+
+ if ((flags & (SLOW_SRC1 | SLOW_SRC2)) == (SLOW_SRC1 | SLOW_SRC2)) {
+ SLJIT_ASSERT(src2_r == TMP_REG2);
+ if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) {
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG2), src2, src2w, src1, src1w));
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG1), src1, src1w, dst, dstw));
+ }
+ else {
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG1), src1, src1w, src2, src2w));
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG2), src2, src2w, dst, dstw));
+ }
+ }
+ else if (flags & SLOW_SRC1)
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(TMP_REG1), src1, src1w, dst, dstw));
+ else if (flags & SLOW_SRC2)
+ FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, DR(sugg_src2_r), src2, src2w, dst, dstw));
+
+ FAIL_IF(emit_single_op(compiler, op, flags, dst_r, src1_r, src2_r));
+
+ if (dst & SLJIT_MEM) {
+ if (!(flags & SLOW_DEST)) {
+ getput_arg_fast(compiler, flags, DR(dst_r), dst, dstw);
+ return compiler->error;
+ }
+ return getput_arg(compiler, flags, DR(dst_r), dst, dstw, 0, 0);
+ }
+
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op0(struct sljit_compiler *compiler, int op)
+{
+ CHECK_ERROR();
+ check_sljit_emit_op0(compiler, op);
+
+ op = GET_OPCODE(op);
+ switch (op) {
+ case SLJIT_BREAKPOINT:
+ return push_inst(compiler, BREAK, UNMOVABLE_INS);
+ case SLJIT_NOP:
+ return push_inst(compiler, NOP, UNMOVABLE_INS);
+ }
+
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op1(struct sljit_compiler *compiler, int op,
+ int dst, sljit_w dstw,
+ int src, sljit_w srcw)
+{
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ #define inp_flags 0
+#endif
+
+ CHECK_ERROR();
+ check_sljit_emit_op1(compiler, op, dst, dstw, src, srcw);
+
+ SLJIT_COMPILE_ASSERT(SLJIT_MOV + 7 == SLJIT_MOVU, movu_offset);
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_MOV:
+ return emit_op(compiler, SLJIT_MOV, inp_flags | WORD_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOV_UI:
+ return emit_op(compiler, SLJIT_MOV_UI, inp_flags | INT_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOV_SI:
+ return emit_op(compiler, SLJIT_MOV_SI, inp_flags | INT_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOV_UB:
+ return emit_op(compiler, SLJIT_MOV_UB, inp_flags | BYTE_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (unsigned char)srcw : srcw);
+
+ case SLJIT_MOV_SB:
+ return emit_op(compiler, SLJIT_MOV_SB, inp_flags | BYTE_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (signed char)srcw : srcw);
+
+ case SLJIT_MOV_UH:
+ return emit_op(compiler, SLJIT_MOV_UH, inp_flags | HALF_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (unsigned short)srcw : srcw);
+
+ case SLJIT_MOV_SH:
+ return emit_op(compiler, SLJIT_MOV_SH, inp_flags | HALF_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (signed short)srcw : srcw);
+
+ case SLJIT_MOVU:
+ return emit_op(compiler, SLJIT_MOV, inp_flags | WORD_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOVU_UI:
+ return emit_op(compiler, SLJIT_MOV_UI, inp_flags | INT_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOVU_SI:
+ return emit_op(compiler, SLJIT_MOV_SI, inp_flags | INT_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_MOVU_UB:
+ return emit_op(compiler, SLJIT_MOV_UB, inp_flags | BYTE_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (unsigned char)srcw : srcw);
+
+ case SLJIT_MOVU_SB:
+ return emit_op(compiler, SLJIT_MOV_SB, inp_flags | BYTE_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (signed char)srcw : srcw);
+
+ case SLJIT_MOVU_UH:
+ return emit_op(compiler, SLJIT_MOV_UH, inp_flags | HALF_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (unsigned short)srcw : srcw);
+
+ case SLJIT_MOVU_SH:
+ return emit_op(compiler, SLJIT_MOV_SH, inp_flags | HALF_DATA | SIGNED_DATA | WRITE_BACK, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (signed short)srcw : srcw);
+
+ case SLJIT_NOT:
+ return emit_op(compiler, op, inp_flags, dst, dstw, TMP_REG1, 0, src, srcw);
+
+ case SLJIT_NEG:
+ return emit_op(compiler, SLJIT_SUB | GET_ALL_FLAGS(op), inp_flags | IMM_OP, dst, dstw, SLJIT_IMM, 0, src, srcw);
+
+ case SLJIT_CLZ:
+ return emit_op(compiler, op, inp_flags, dst, dstw, TMP_REG1, 0, src, srcw);
+ }
+
+ return SLJIT_SUCCESS;
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ #undef inp_flags
+#endif
+}
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_op2(struct sljit_compiler *compiler, int op,
+ int dst, sljit_w dstw,
+ int src1, sljit_w src1w,
+ int src2, sljit_w src2w)
+{
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ #define inp_flags 0
+#endif
+
+ CHECK_ERROR();
+ check_sljit_emit_op2(compiler, op, dst, dstw, src1, src1w, src2, src2w);
+
+ switch (GET_OPCODE(op)) {
+ case SLJIT_ADD:
+ case SLJIT_ADDC:
+ return emit_op(compiler, op, inp_flags | CUMULATIVE_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_SUB:
+ case SLJIT_SUBC:
+ return emit_op(compiler, op, inp_flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_MUL:
+ return emit_op(compiler, op, inp_flags | CUMULATIVE_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_AND:
+ case SLJIT_OR:
+ case SLJIT_XOR:
+ return emit_op(compiler, op, inp_flags | CUMULATIVE_OP | LOGICAL_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+
+ case SLJIT_SHL:
+ case SLJIT_LSHR:
+ case SLJIT_ASHR:
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ if (src2 & SLJIT_IMM)
+ src2w &= 0x1f;
+#else
+ if (src2 & SLJIT_IMM)
+ src2w &= 0x3f;
+#endif
+ return emit_op(compiler, op, inp_flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
+ }
+
+ return SLJIT_SUCCESS;
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+ #undef inp_flags
+#endif
+}
+
+/* --------------------------------------------------------------------- */
+/* Floating point operators */
+/* --------------------------------------------------------------------- */
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_is_fpu_available(void)
+{
+#if (defined SLJIT_QEMU && SLJIT_QEMU)
+ /* Qemu says fir is 0 by default. */
+ return 1;
+#elif defined(__GNUC__)
+ sljit_w fir;
+ asm ("cfc1 %0, $0" : "=r"(fir));
+ return (fir >> 22) & 0x1;
+#else
+#error "FIR check is not implemented for this architecture"
+#endif
+}
+
+static int emit_fpu_data_transfer(struct sljit_compiler *compiler, int fpu_reg, int load, int arg, sljit_w argw)
+{
+ int hi_reg;
+
+ SLJIT_ASSERT(arg & SLJIT_MEM);
+
+ /* Fast loads and stores. */
+ if (!(arg & 0xf0)) {
+ /* Both for (arg & 0xf) == SLJIT_UNUSED and (arg & 0xf) != SLJIT_UNUSED. */
+ if (argw <= SIMM_MAX && argw >= SIMM_MIN)
+ return push_inst(compiler, (load ? LDC1 : SDC1) | S(arg & 0xf) | FT(fpu_reg) | IMM(argw), MOVABLE_INS);
+ }
+
+ if (arg & 0xf0) {
+ argw &= 0x3;
+ hi_reg = (arg >> 4) & 0xf;
+ if (argw) {
+ FAIL_IF(push_inst(compiler, SLL_W | T(hi_reg) | D(TMP_REG1) | SH_IMM(argw), DR(TMP_REG1)));
+ hi_reg = TMP_REG1;
+ }
+ FAIL_IF(push_inst(compiler, ADDU_W | S(hi_reg) | T(arg & 0xf) | D(TMP_REG1), DR(TMP_REG1)));
+ return push_inst(compiler, (load ? LDC1 : SDC1) | S(TMP_REG1) | FT(fpu_reg) | IMM(0), MOVABLE_INS);
+ }
+
+ /* Use cache. */
+ if (compiler->cache_arg == arg && argw - compiler->cache_argw <= SIMM_MAX && argw - compiler->cache_argw >= SIMM_MIN)
+ return push_inst(compiler, (load ? LDC1 : SDC1) | S(TMP_REG3) | FT(fpu_reg) | IMM(argw - compiler->cache_argw), MOVABLE_INS);
+
+ /* Put value to cache. */
+ compiler->cache_arg = arg;
+ compiler->cache_argw = argw;
+
+ FAIL_IF(load_immediate(compiler, DR(TMP_REG3), argw));
+ if (arg & 0xf)
+ FAIL_IF(push_inst(compiler, ADDU_W | S(TMP_REG3) | T(arg & 0xf) | D(TMP_REG3), DR(TMP_REG3)));
+ return push_inst(compiler, (load ? LDC1 : SDC1) | S(TMP_REG3) | FT(fpu_reg) | IMM(0), MOVABLE_INS);
+}
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fop1(struct sljit_compiler *compiler, int op,
+ int dst, sljit_w dstw,
+ int src, sljit_w srcw)
+{
+ int dst_fr;
+
+ CHECK_ERROR();
+ check_sljit_emit_fop1(compiler, op, dst, dstw, src, srcw);
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+
+ if (GET_OPCODE(op) == SLJIT_FCMP) {
+ if (dst > SLJIT_FLOAT_REG4) {
+ FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG1, 1, dst, dstw));
+ dst = TMP_FREG1;
+ }
+ if (src > SLJIT_FLOAT_REG4) {
+ FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG2, 1, src, srcw));
+ src = TMP_FREG2;
+ }
+
+ /* src and dst are swapped. */
+ if (op & SLJIT_SET_E) {
+ FAIL_IF(push_inst(compiler, C_UEQ_D | FT(src) | FS(dst), UNMOVABLE_INS));
+ FAIL_IF(push_inst(compiler, CFC1 | TA(EQUAL_FLAG) | DA(FCSR_REG), EQUAL_FLAG));
+ FAIL_IF(push_inst(compiler, SRL | TA(EQUAL_FLAG) | DA(EQUAL_FLAG) | SH_IMM(23), EQUAL_FLAG));
+ FAIL_IF(push_inst(compiler, ANDI | SA(EQUAL_FLAG) | TA(EQUAL_FLAG) | IMM(1), EQUAL_FLAG));
+ }
+ if (op & SLJIT_SET_S) {
+ /* Mixing the instructions for the two checks. */
+ FAIL_IF(push_inst(compiler, C_ULT_D | FT(src) | FS(dst), UNMOVABLE_INS));
+ FAIL_IF(push_inst(compiler, CFC1 | TA(ULESS_FLAG) | DA(FCSR_REG), ULESS_FLAG));
+ FAIL_IF(push_inst(compiler, C_ULT_D | FT(dst) | FS(src), UNMOVABLE_INS));
+ FAIL_IF(push_inst(compiler, SRL | TA(ULESS_FLAG) | DA(ULESS_FLAG) | SH_IMM(23), ULESS_FLAG));
+ FAIL_IF(push_inst(compiler, ANDI | SA(ULESS_FLAG) | TA(ULESS_FLAG) | IMM(1), ULESS_FLAG));
+ FAIL_IF(push_inst(compiler, CFC1 | TA(UGREATER_FLAG) | DA(FCSR_REG), UGREATER_FLAG));
+ FAIL_IF(push_inst(compiler, SRL | TA(UGREATER_FLAG) | DA(UGREATER_FLAG) | SH_IMM(23), UGREATER_FLAG));
+ FAIL_IF(push_inst(compiler, ANDI | SA(UGREATER_FLAG) | TA(UGREATER_FLAG) | IMM(1), UGREATER_FLAG));
+ }
+ return push_inst(compiler, C_UN_D | FT(src) | FS(dst), FCSR_FCC);
+ }
+
+ dst_fr = (dst > SLJIT_FLOAT_REG4) ? TMP_FREG1 : dst;
+
+ if (src > SLJIT_FLOAT_REG4) {
+ FAIL_IF(emit_fpu_data_transfer(compiler, dst_fr, 1, src, srcw));
+ src = dst_fr;
+ }
+
+ switch (op) {
+ case SLJIT_FMOV:
+ if (src != dst_fr && dst_fr != TMP_FREG1)
+ FAIL_IF(push_inst(compiler, MOV_D | FS(src) | FD(dst_fr), MOVABLE_INS));
+ break;
+ case SLJIT_FNEG:
+ FAIL_IF(push_inst(compiler, NEG_D | FS(src) | FD(dst_fr), MOVABLE_INS));
+ break;
+ case SLJIT_FABS:
+ FAIL_IF(push_inst(compiler, ABS_D | FS(src) | FD(dst_fr), MOVABLE_INS));
+ break;
+ }
+
+ if (dst_fr == TMP_FREG1)
+ FAIL_IF(emit_fpu_data_transfer(compiler, src, 0, dst, dstw));
+
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fop2(struct sljit_compiler *compiler, int op,
+ int dst, sljit_w dstw,
+ int src1, sljit_w src1w,
+ int src2, sljit_w src2w)
+{
+ int dst_fr;
+
+ CHECK_ERROR();
+ check_sljit_emit_fop2(compiler, op, dst, dstw, src1, src1w, src2, src2w);
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+
+ dst_fr = (dst > SLJIT_FLOAT_REG4) ? TMP_FREG1 : dst;
+
+ if (src2 > SLJIT_FLOAT_REG4) {
+ FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG2, 1, src2, src2w));
+ src2 = TMP_FREG2;
+ }
+
+ if (src1 > SLJIT_FLOAT_REG4) {
+ FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG1, 1, src1, src1w));
+ src1 = TMP_FREG1;
+ }
+
+ switch (op) {
+ case SLJIT_FADD:
+ FAIL_IF(push_inst(compiler, ADD_D | FT(src2) | FS(src1) | FD(dst_fr), MOVABLE_INS));
+ break;
+
+ case SLJIT_FSUB:
+ FAIL_IF(push_inst(compiler, SUB_D | FT(src2) | FS(src1) | FD(dst_fr), MOVABLE_INS));
+ break;
+
+ case SLJIT_FMUL:
+ FAIL_IF(push_inst(compiler, MUL_D | FT(src2) | FS(src1) | FD(dst_fr), MOVABLE_INS));
+ break;
+
+ case SLJIT_FDIV:
+ FAIL_IF(push_inst(compiler, DIV_D | FT(src2) | FS(src1) | FD(dst_fr), MOVABLE_INS));
+ break;
+ }
+
+ if (dst_fr == TMP_FREG1)
+ FAIL_IF(emit_fpu_data_transfer(compiler, TMP_FREG1, 0, dst, dstw));
+
+ return SLJIT_SUCCESS;
+}
+
+/* --------------------------------------------------------------------- */
+/* Other instructions */
+/* --------------------------------------------------------------------- */
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fast_enter(struct sljit_compiler *compiler, int dst, sljit_w dstw, int args, int temporaries, int generals, int local_size)
+{
+ CHECK_ERROR();
+ check_sljit_emit_fast_enter(compiler, dst, dstw, args, temporaries, generals, local_size);
+
+ compiler->temporaries = temporaries;
+ compiler->generals = generals;
+
+ compiler->has_locals = local_size > 0;
+ local_size += (generals + 2 + 4) * sizeof(sljit_w);
+ compiler->local_size = (local_size + 15) & ~0xf;
+
+ if (dst >= SLJIT_TEMPORARY_REG1 && dst <= SLJIT_NO_REGISTERS)
+ return push_inst(compiler, ADDU_W | SA(RETURN_ADDR_REG) | TA(0) | D(dst), DR(dst));
+ else if (dst & SLJIT_MEM)
+ return emit_op_mem(compiler, WORD_DATA, RETURN_ADDR_REG, dst, dstw);
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_fast_return(struct sljit_compiler *compiler, int src, sljit_w srcw)
+{
+ CHECK_ERROR();
+ check_sljit_emit_fast_return(compiler, src, srcw);
+
+ if (src >= SLJIT_TEMPORARY_REG1 && src <= SLJIT_NO_REGISTERS)
+ FAIL_IF(push_inst(compiler, ADDU_W | S(src) | TA(0) | DA(RETURN_ADDR_REG), RETURN_ADDR_REG));
+ else if (src & SLJIT_MEM)
+ FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, RETURN_ADDR_REG, src, srcw));
+ else if (src & SLJIT_IMM)
+ FAIL_IF(load_immediate(compiler, RETURN_ADDR_REG, srcw));
+
+ FAIL_IF(push_inst(compiler, JR | SA(RETURN_ADDR_REG), UNMOVABLE_INS));
+ return push_inst(compiler, NOP, UNMOVABLE_INS);
+}
+
+/* --------------------------------------------------------------------- */
+/* Conditional instructions */
+/* --------------------------------------------------------------------- */
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler)
+{
+ struct sljit_label *label;
+
+ CHECK_ERROR_PTR();
+ check_sljit_emit_label(compiler);
+
+ if (compiler->last_label && compiler->last_label->size == compiler->size)
+ return compiler->last_label;
+
+ label = (struct sljit_label*)ensure_abuf(compiler, sizeof(struct sljit_label));
+ PTR_FAIL_IF(!label);
+ set_label(label, compiler);
+ compiler->delay_slot = UNMOVABLE_INS;
+ return label;
+}
+
+#if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
+#define JUMP_LENGTH 4
+#else
+#define JUMP_LENGTH 7
+#endif
+
+#define BR_Z(src) \
+ inst = BEQ | SA(src) | TA(0) | JUMP_LENGTH; \
+ flags = IS_BIT26_COND; \
+ delay_check = src;
+
+#define BR_NZ(src) \
+ inst = BNE | SA(src) | TA(0) | JUMP_LENGTH; \
+ flags = IS_BIT26_COND; \
+ delay_check = src;
+
+#define BR_T() \
+ inst = BC1T | JUMP_LENGTH; \
+ flags = IS_BIT16_COND; \
+ delay_check = FCSR_FCC;
+
+#define BR_F() \
+ inst = BC1F | JUMP_LENGTH; \
+ flags = IS_BIT16_COND; \
+ delay_check = FCSR_FCC;
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, int type)
+{
+ struct sljit_jump *jump;
+ sljit_ins inst;
+ int flags = 0;
+ int delay_check = UNMOVABLE_INS;
+
+ CHECK_ERROR_PTR();
+ check_sljit_emit_jump(compiler, type);
+
+ jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
+ PTR_FAIL_IF(!jump);
+ set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP);
+ type &= 0xff;
+
+ switch (type) {
+ case SLJIT_C_EQUAL:
+ case SLJIT_C_FLOAT_NOT_EQUAL:
+ BR_NZ(EQUAL_FLAG);
+ break;
+ case SLJIT_C_NOT_EQUAL:
+ case SLJIT_C_FLOAT_EQUAL:
+ BR_Z(EQUAL_FLAG);
+ break;
+ case SLJIT_C_LESS:
+ case SLJIT_C_FLOAT_LESS:
+ BR_Z(ULESS_FLAG);
+ break;
+ case SLJIT_C_GREATER_EQUAL:
+ case SLJIT_C_FLOAT_GREATER_EQUAL:
+ BR_NZ(ULESS_FLAG);
+ break;
+ case SLJIT_C_GREATER:
+ case SLJIT_C_FLOAT_GREATER:
+ BR_Z(UGREATER_FLAG);
+ break;
+ case SLJIT_C_LESS_EQUAL:
+ case SLJIT_C_FLOAT_LESS_EQUAL:
+ BR_NZ(UGREATER_FLAG);
+ break;
+ case SLJIT_C_SIG_LESS:
+ BR_Z(LESS_FLAG);
+ break;
+ case SLJIT_C_SIG_GREATER_EQUAL:
+ BR_NZ(LESS_FLAG);
+ break;
+ case SLJIT_C_SIG_GREATER:
+ BR_Z(GREATER_FLAG);
+ break;
+ case SLJIT_C_SIG_LESS_EQUAL:
+ BR_NZ(GREATER_FLAG);
+ break;
+ case SLJIT_C_OVERFLOW:
+ case SLJIT_C_MUL_OVERFLOW:
+ BR_Z(OVERFLOW_FLAG);
+ break;
+ case SLJIT_C_NOT_OVERFLOW:
+ case SLJIT_C_MUL_NOT_OVERFLOW:
+ BR_NZ(OVERFLOW_FLAG);
+ break;
+ case SLJIT_C_FLOAT_NAN:
+ BR_F();
+ break;
+ case SLJIT_C_FLOAT_NOT_NAN:
+ BR_T();
+ break;
+ default:
+ /* Not conditional branch. */
+ inst = 0;
+ break;
+ }
+
+ jump->flags |= flags;
+ if (compiler->delay_slot == MOVABLE_INS || (compiler->delay_slot != UNMOVABLE_INS && compiler->delay_slot != delay_check))
+ jump->flags |= IS_MOVABLE;
+
+ if (inst)
+ PTR_FAIL_IF(push_inst(compiler, inst, UNMOVABLE_INS));
+
+ PTR_FAIL_IF(emit_const(compiler, TMP_REG2, 0));
+ if (type <= SLJIT_JUMP) {
+ PTR_FAIL_IF(push_inst(compiler, JR | S(TMP_REG2), UNMOVABLE_INS));
+ jump->addr = compiler->size;
+ PTR_FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+ } else {
+ SLJIT_ASSERT(DR(PIC_ADDR_REG) == 25 && PIC_ADDR_REG == TMP_REG2);
+ /* Cannot be optimized out if type is >= CALL0. */
+ jump->flags |= IS_JAL | (type >= SLJIT_CALL0 ? SLJIT_REWRITABLE_JUMP : 0);
+ PTR_FAIL_IF(push_inst(compiler, JALR | S(TMP_REG2) | DA(RETURN_ADDR_REG), UNMOVABLE_INS));
+ jump->addr = compiler->size;
+ /* A NOP if type < CALL1. */
+ PTR_FAIL_IF(push_inst(compiler, ADDU_W | S(SLJIT_TEMPORARY_REG1) | TA(0) | DA(4), UNMOVABLE_INS));
+ }
+ return jump;
+}
+
+#define RESOLVE_IMM1() \
+ if (src1 & SLJIT_IMM) { \
+ if (src1w) { \
+ PTR_FAIL_IF(load_immediate(compiler, DR(TMP_REG1), src1w)); \
+ src1 = TMP_REG1; \
+ } \
+ else \
+ src1 = 0; \
+ }
+
+#define RESOLVE_IMM2() \
+ if (src2 & SLJIT_IMM) { \
+ if (src2w) { \
+ PTR_FAIL_IF(load_immediate(compiler, DR(TMP_REG2), src2w)); \
+ src2 = TMP_REG2; \
+ } \
+ else \
+ src2 = 0; \
+ }
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, int type,
+ int src1, sljit_w src1w,
+ int src2, sljit_w src2w)
+{
+ struct sljit_jump *jump;
+ int flags;
+ sljit_ins inst;
+
+ CHECK_ERROR_PTR();
+ check_sljit_emit_cmp(compiler, type, src1, src1w, src2, src2w);
+
+ compiler->cache_arg = 0;
+ compiler->cache_argw = 0;
+ flags = ((type & SLJIT_INT_OP) ? INT_DATA : WORD_DATA) | LOAD_DATA;
+ if (src1 & SLJIT_MEM) {
+ if (getput_arg_fast(compiler, flags, DR(TMP_REG1), src1, src1w))
+ PTR_FAIL_IF(compiler->error);
+ else
+ PTR_FAIL_IF(getput_arg(compiler, flags, DR(TMP_REG1), src1, src1w, src2, src2w));
+ src1 = TMP_REG1;
+ }
+ if (src2 & SLJIT_MEM) {
+ if (getput_arg_fast(compiler, flags, DR(TMP_REG2), src2, src2w))
+ PTR_FAIL_IF(compiler->error);
+ else
+ PTR_FAIL_IF(getput_arg(compiler, flags, DR(TMP_REG2), src2, src2w, 0, 0));
+ src2 = TMP_REG2;
+ }
+
+ jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
+ PTR_FAIL_IF(!jump);
+ set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP);
+ type &= 0xff;
+
+ if (type <= SLJIT_C_NOT_EQUAL) {
+ RESOLVE_IMM1();
+ RESOLVE_IMM2();
+ jump->flags |= IS_BIT26_COND;
+ if (compiler->delay_slot == MOVABLE_INS || (compiler->delay_slot != UNMOVABLE_INS && compiler->delay_slot != DR(src1) && compiler->delay_slot != DR(src2)))
+ jump->flags |= IS_MOVABLE;
+ PTR_FAIL_IF(push_inst(compiler, (type == SLJIT_C_EQUAL ? BNE : BEQ) | S(src1) | T(src2) | JUMP_LENGTH, UNMOVABLE_INS));
+ }
+ else if (type >= SLJIT_C_SIG_LESS && (((src1 & SLJIT_IMM) && (src1w == 0)) || ((src2 & SLJIT_IMM) && (src2w == 0)))) {
+ inst = NOP;
+ if ((src1 & SLJIT_IMM) && (src1w == 0)) {
+ RESOLVE_IMM2();
+ switch (type) {
+ case SLJIT_C_SIG_LESS:
+ inst = BLEZ;
+ jump->flags |= IS_BIT26_COND;
+ break;
+ case SLJIT_C_SIG_GREATER_EQUAL:
+ inst = BGTZ;
+ jump->flags |= IS_BIT26_COND;
+ break;
+ case SLJIT_C_SIG_GREATER:
+ inst = BGEZ;
+ jump->flags |= IS_BIT16_COND;
+ break;
+ case SLJIT_C_SIG_LESS_EQUAL:
+ inst = BLTZ;
+ jump->flags |= IS_BIT16_COND;
+ break;
+ }
+ src1 = src2;
+ }
+ else {
+ RESOLVE_IMM1();
+ switch (type) {
+ case SLJIT_C_SIG_LESS:
+ inst = BGEZ;
+ jump->flags |= IS_BIT16_COND;
+ break;
+ case SLJIT_C_SIG_GREATER_EQUAL:
+ inst = BLTZ;
+ jump->flags |= IS_BIT16_COND;
+ break;
+ case SLJIT_C_SIG_GREATER:
+ inst = BLEZ;
+ jump->flags |= IS_BIT26_COND;
+ break;
+ case SLJIT_C_SIG_LESS_EQUAL:
+ inst = BGTZ;
+ jump->flags |= IS_BIT26_COND;
+ break;
+ }
+ }
+ PTR_FAIL_IF(push_inst(compiler, inst | S(src1) | JUMP_LENGTH, UNMOVABLE_INS));
+ }
+ else {
+ if (type == SLJIT_C_LESS || type == SLJIT_C_GREATER_EQUAL || type == SLJIT_C_SIG_LESS || type == SLJIT_C_SIG_GREATER_EQUAL) {
+ RESOLVE_IMM1();
+ if ((src2 & SLJIT_IMM) && src2w <= SIMM_MAX && src2w >= SIMM_MIN)
+ PTR_FAIL_IF(push_inst(compiler, (type <= SLJIT_C_LESS_EQUAL ? SLTIU : SLTI) | S(src1) | T(TMP_REG1) | IMM(src2w), DR(TMP_REG1)));
+ else {
+ RESOLVE_IMM2();
+ PTR_FAIL_IF(push_inst(compiler, (type <= SLJIT_C_LESS_EQUAL ? SLTU : SLT) | S(src1) | T(src2) | D(TMP_REG1), DR(TMP_REG1)));
+ }
+ type = (type == SLJIT_C_LESS || type == SLJIT_C_SIG_LESS) ? SLJIT_C_NOT_EQUAL : SLJIT_C_EQUAL;
+ }
+ else {
+ RESOLVE_IMM2();
+ if ((src1 & SLJIT_IMM) && src1w <= SIMM_MAX && src1w >= SIMM_MIN)
+ PTR_FAIL_IF(push_inst(compiler, (type <= SLJIT_C_LESS_EQUAL ? SLTIU : SLTI) | S(src2) | T(TMP_REG1) | IMM(src1w), DR(TMP_REG1)));
+ else {
+ RESOLVE_IMM1();
+ PTR_FAIL_IF(push_inst(compiler, (type <= SLJIT_C_LESS_EQUAL ? SLTU : SLT) | S(src2) | T(src1) | D(TMP_REG1), DR(TMP_REG1)));
+ }
+ type = (type == SLJIT_C_GREATER || type == SLJIT_C_SIG_GREATER) ? SLJIT_C_NOT_EQUAL : SLJIT_C_EQUAL;
+ }
+
+ jump->flags |= IS_BIT26_COND;
+ PTR_FAIL_IF(push_inst(compiler, (type == SLJIT_C_EQUAL ? BNE : BEQ) | S(TMP_REG1) | TA(0) | JUMP_LENGTH, UNMOVABLE_INS));
+ }
+
+ PTR_FAIL_IF(emit_const(compiler, TMP_REG2, 0));
+ PTR_FAIL_IF(push_inst(compiler, JR | S(TMP_REG2), UNMOVABLE_INS));
+ jump->addr = compiler->size;
+ PTR_FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+ return jump;
+}
+
+#undef RESOLVE_IMM1
+#undef RESOLVE_IMM2
+
+#undef JUMP_LENGTH
+#undef BR_Z
+#undef BR_NZ
+#undef BR_T
+#undef BR_F
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_ijump(struct sljit_compiler *compiler, int type, int src, sljit_w srcw)
+{
+ int src_r = TMP_REG2;
+ struct sljit_jump *jump = NULL;
+
+ CHECK_ERROR();
+ check_sljit_emit_ijump(compiler, type, src, srcw);
+
+ if (src >= SLJIT_TEMPORARY_REG1 && src <= SLJIT_NO_REGISTERS) {
+ if (DR(src) != 4)
+ src_r = src;
+ else
+ FAIL_IF(push_inst(compiler, ADDU_W | S(src) | TA(0) | D(TMP_REG2), DR(TMP_REG2)));
+ }
+
+ if (type >= SLJIT_CALL0) {
+ SLJIT_ASSERT(DR(PIC_ADDR_REG) == 25 && PIC_ADDR_REG == TMP_REG2);
+ if (src & (SLJIT_IMM | SLJIT_MEM)) {
+ if (src & SLJIT_IMM)
+ FAIL_IF(load_immediate(compiler, DR(PIC_ADDR_REG), srcw));
+ else {
+ SLJIT_ASSERT(src_r == TMP_REG2 && (src & SLJIT_MEM));
+ FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, srcw));
+ }
+ FAIL_IF(push_inst(compiler, JALR | S(PIC_ADDR_REG) | DA(RETURN_ADDR_REG), UNMOVABLE_INS));
+ /* We need an extra instruction in any case. */
+ return push_inst(compiler, ADDU_W | S(SLJIT_TEMPORARY_REG1) | TA(0) | DA(4), UNMOVABLE_INS);
+ }
+
+ /* Register input. */
+ if (type >= SLJIT_CALL1)
+ FAIL_IF(push_inst(compiler, ADDU_W | S(SLJIT_TEMPORARY_REG1) | TA(0) | DA(4), 4));
+ FAIL_IF(push_inst(compiler, JALR | S(src_r) | DA(RETURN_ADDR_REG), UNMOVABLE_INS));
+ return push_inst(compiler, ADDU_W | S(src_r) | TA(0) | D(PIC_ADDR_REG), UNMOVABLE_INS);
+ }
+
+ if (src & SLJIT_IMM) {
+ jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
+ FAIL_IF(!jump);
+ set_jump(jump, compiler, JUMP_ADDR | ((type >= SLJIT_FAST_CALL) ? IS_JAL : 0));
+ jump->u.target = srcw;
+
+ if (compiler->delay_slot != UNMOVABLE_INS)
+ jump->flags |= IS_MOVABLE;
+
+ FAIL_IF(emit_const(compiler, TMP_REG2, 0));
+ }
+ else if (src & SLJIT_MEM)
+ FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, TMP_REG2, 0, TMP_REG1, 0, src, srcw));
+
+ FAIL_IF(push_inst(compiler, JR | S(src_r), UNMOVABLE_INS));
+ if (jump)
+ jump->addr = compiler->size;
+ FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE int sljit_emit_cond_value(struct sljit_compiler *compiler, int op, int dst, sljit_w dstw, int type)
+{
+ int sugg_dst_ar, dst_ar;
+
+ CHECK_ERROR();
+ check_sljit_emit_cond_value(compiler, op, dst, dstw, type);
+
+ if (dst == SLJIT_UNUSED)
+ return SLJIT_SUCCESS;
+
+ sugg_dst_ar = DR((op == SLJIT_MOV && dst >= SLJIT_TEMPORARY_REG1 && dst <= SLJIT_NO_REGISTERS) ? dst : TMP_REG2);
+
+ switch (type) {
+ case SLJIT_C_EQUAL:
+ case SLJIT_C_NOT_EQUAL:
+ FAIL_IF(push_inst(compiler, SLTIU | SA(EQUAL_FLAG) | TA(sugg_dst_ar) | IMM(1), sugg_dst_ar));
+ dst_ar = sugg_dst_ar;
+ break;
+ case SLJIT_C_LESS:
+ case SLJIT_C_GREATER_EQUAL:
+ case SLJIT_C_FLOAT_LESS:
+ case SLJIT_C_FLOAT_GREATER_EQUAL:
+ dst_ar = ULESS_FLAG;
+ break;
+ case SLJIT_C_GREATER:
+ case SLJIT_C_LESS_EQUAL:
+ case SLJIT_C_FLOAT_GREATER:
+ case SLJIT_C_FLOAT_LESS_EQUAL:
+ dst_ar = UGREATER_FLAG;
+ break;
+ case SLJIT_C_SIG_LESS:
+ case SLJIT_C_SIG_GREATER_EQUAL:
+ dst_ar = LESS_FLAG;
+ break;
+ case SLJIT_C_SIG_GREATER:
+ case SLJIT_C_SIG_LESS_EQUAL:
+ dst_ar = GREATER_FLAG;
+ break;
+ case SLJIT_C_OVERFLOW:
+ case SLJIT_C_NOT_OVERFLOW:
+ dst_ar = OVERFLOW_FLAG;
+ break;
+ case SLJIT_C_MUL_OVERFLOW:
+ case SLJIT_C_MUL_NOT_OVERFLOW:
+ FAIL_IF(push_inst(compiler, SLTIU | SA(OVERFLOW_FLAG) | TA(sugg_dst_ar) | IMM(1), sugg_dst_ar));
+ dst_ar = sugg_dst_ar;
+ type ^= 0x1; /* Flip type bit for the XORI below. */
+ break;
+ case SLJIT_C_FLOAT_EQUAL:
+ case SLJIT_C_FLOAT_NOT_EQUAL:
+ dst_ar = EQUAL_FLAG;
+ break;
+
+ case SLJIT_C_FLOAT_NAN:
+ case SLJIT_C_FLOAT_NOT_NAN:
+ FAIL_IF(push_inst(compiler, CFC1 | TA(sugg_dst_ar) | DA(FCSR_REG), sugg_dst_ar));
+ FAIL_IF(push_inst(compiler, SRL | TA(sugg_dst_ar) | DA(sugg_dst_ar) | SH_IMM(23), sugg_dst_ar));
+ FAIL_IF(push_inst(compiler, ANDI | SA(sugg_dst_ar) | TA(sugg_dst_ar) | IMM(1), sugg_dst_ar));
+ dst_ar = sugg_dst_ar;
+ break;
+
+ default:
+ SLJIT_ASSERT_STOP();
+ dst_ar = sugg_dst_ar;
+ break;
+ }
+
+ if (type & 0x1) {
+ FAIL_IF(push_inst(compiler, XORI | SA(dst_ar) | TA(sugg_dst_ar) | IMM(1), sugg_dst_ar));
+ dst_ar = sugg_dst_ar;
+ }
+
+ if (GET_OPCODE(op) == SLJIT_OR) {
+ if (DR(TMP_REG2) != dst_ar)
+ FAIL_IF(push_inst(compiler, ADDU_W | SA(dst_ar) | TA(0) | D(TMP_REG2), DR(TMP_REG2)));
+ return emit_op(compiler, op, CUMULATIVE_OP | LOGICAL_OP | IMM_OP, dst, dstw, dst, dstw, TMP_REG2, 0);
+ }
+
+ if (dst & SLJIT_MEM)
+ return emit_op_mem(compiler, WORD_DATA, dst_ar, dst, dstw);
+
+ if (sugg_dst_ar != dst_ar)
+ return push_inst(compiler, ADDU_W | SA(dst_ar) | TA(0) | DA(sugg_dst_ar), sugg_dst_ar);
+ return SLJIT_SUCCESS;
+}
+
+SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, int dst, sljit_w dstw, sljit_w init_value)
+{
+ struct sljit_const *const_;
+ int reg;
+
+ CHECK_ERROR_PTR();
+ check_sljit_emit_const(compiler, dst, dstw, init_value);
+
+ const_ = (struct sljit_const*)ensure_abuf(compiler, sizeof(struct sljit_const));
+ PTR_FAIL_IF(!const_);
+ set_const(const_, compiler);
+
+ reg = (dst >= SLJIT_TEMPORARY_REG1 && dst <= SLJIT_NO_REGISTERS) ? dst : TMP_REG2;
+
+ PTR_FAIL_IF(emit_const(compiler, reg, init_value));
+
+ if (dst & SLJIT_MEM)
+ PTR_FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0));
+ return const_;
+}